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emergency frequency
- Fonte1
- INTERNATIONAL CIVIL AVIATION ORGANIZATION. Handbook on radio frequency spectrum requirements for civil aviation. 1st ed. Montreal, 2014. (Doc. 9718)
- Contexto
- The frequency 243 MHz (twice that of the aeronautical emergency frequency 121.5 MHz) is designated by the Radio Regulations (see Annex 10, Volume V, Chapter 2 — Distress frequencies and Radio Regulation 5.256 (WRC-07)) for use in distress situations. Survival craft stations using VHF are normally fitted with both 121.5 MHz and 243 MHz.
- Subárea
- Safety
- Français
- fréquence d'urgence